jawless

J8A1W4L1E1S1S1

adjective

Lacking a jaw.

“Jawless fishes, such as lampreys, often have large and sharp teeth.”

Opposite
jawed
OriginProto-Germanic *lausaz ← Proto-Indo-European *lewHs- ← English jaw →
Scrabble 17
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

adjectivejawless (not comparable)
  1. not comparableLacking a jaw.

    Jawless fishes, such as lampreys, often have large and sharp teeth.

Synonyms & antonyms

adjectiveof animals having no jaw

Opposite
jawed
Also see
agnathicagnathous

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Englishjaw
  2. Proto-Indo-European*lewh₁-
  3. Proto-Indo-European*lewHs-
  4. Proto-Germanic*leusaną
  5. Proto-Germanic*lausaz
  6. Englishjawless

From jaw + -less.

Full word history & related roots →

Translations

Dutch kaakloos
  • kaaklooslacking a jaw
German kieferlos
  • kieferloslacking a jaw
Italian senza mascella
  • senza mascellalacking a jaw
Welsh di-ên
  • di-ênlacking a jaw
Cite this entry
APA

jawless. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/jawless

MLA

“jawless.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/jawless. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “jawless,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/jawless.

Source: jawless on Wiktionary, CC BY-SA 4.0.